EP4300953A3 - Application sélective de taille d'outils de raffinage côté décodeur - Google Patents
Application sélective de taille d'outils de raffinage côté décodeur Download PDFInfo
- Publication number
- EP4300953A3 EP4300953A3 EP23210725.0A EP23210725A EP4300953A3 EP 4300953 A3 EP4300953 A3 EP 4300953A3 EP 23210725 A EP23210725 A EP 23210725A EP 4300953 A3 EP4300953 A3 EP 4300953A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- video block
- current video
- decoder side
- selective application
- size selective
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007670 refining Methods 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000009795 derivation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2019075068 | 2019-02-14 | ||
CN2019082585 | 2019-04-13 | ||
PCT/CN2020/075235 WO2020164580A1 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
EP20755475.9A EP3909239A4 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20755475.9A Division EP3909239A4 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4300953A2 EP4300953A2 (fr) | 2024-01-03 |
EP4300953A3 true EP4300953A3 (fr) | 2024-03-06 |
Family
ID=72043749
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20755475.9A Pending EP3909239A4 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
EP23210725.0A Pending EP4300953A3 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20755475.9A Pending EP3909239A4 (fr) | 2019-02-14 | 2020-02-14 | Application sélective de taille d'outils de raffinage côté décodeur |
Country Status (6)
Country | Link |
---|---|
US (5) | US11240531B2 (fr) |
EP (2) | EP3909239A4 (fr) |
JP (2) | JP7263529B2 (fr) |
KR (1) | KR102662449B1 (fr) |
CN (5) | CN113424525B (fr) |
WO (4) | WO2020164577A1 (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9900615B2 (en) * | 2011-12-28 | 2018-02-20 | Microsoft Technology Licensing, Llc | Representative motion information for temporal motion prediction in video encoding and decoding |
WO2020164577A1 (fr) | 2019-02-14 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Application sélective d'outils d'affinement côté décodeur |
PL3912357T3 (pl) * | 2019-02-20 | 2024-03-25 | Beijing Dajia Internet Information Technology Co., Ltd. | Ograniczone wyprowadzanie wektora ruchu dla długotrwałych obrazów odniesienia w kodowaniu wideo |
KR20210118188A (ko) * | 2019-03-15 | 2021-09-29 | 엘지전자 주식회사 | Bdof 기반의 인터 예측 방법 및 장치 |
WO2020219970A1 (fr) * | 2019-04-24 | 2020-10-29 | Op Solutions, Llc | Signalisation de vecteur de mouvement global dans un en-tête d'image |
CN117615155A (zh) | 2019-09-19 | 2024-02-27 | 北京字节跳动网络技术有限公司 | 视频编解码中的参考样点位置推导 |
BR112022006453A2 (pt) | 2019-10-05 | 2022-09-27 | Beijing Bytedance Network Tech Co Ltd | Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador |
CN114556918A (zh) | 2019-10-12 | 2022-05-27 | 北京字节跳动网络技术有限公司 | 细化视频编解码工具的使用和信令 |
WO2021073488A1 (fr) * | 2019-10-13 | 2021-04-22 | Beijing Bytedance Network Technology Co., Ltd. | Interaction entre un rééchantillonnage d'image de référence et des outils de codage vidéo |
US20220248047A1 (en) * | 2021-01-29 | 2022-08-04 | Qualcomm Incorporated | Model-based motion vector difference derivation and template matching prediction for video coding |
WO2023091775A1 (fr) * | 2021-11-22 | 2023-05-25 | Beijing Dajia Internet Information Technology Co., Ltd. | Déduction d'information de mouvement côté décodeur |
WO2023116778A1 (fr) * | 2021-12-22 | 2023-06-29 | Beijing Bytedance Network Technology Co., Ltd. | Procédé, appareil et support de traitement vidéo |
WO2023136655A1 (fr) * | 2022-01-13 | 2023-07-20 | 엘지전자 주식회사 | Procédé et appareil de codage/décodage d'image, et support d'enregistrement à flux binaire stocké en son sein |
WO2023182781A1 (fr) * | 2022-03-21 | 2023-09-28 | 주식회사 윌러스표준기술연구소 | Procédé de traitement de signal vidéo basé sur une mise en correspondance de modèles, et dispositif associé |
US20240007615A1 (en) * | 2022-07-04 | 2024-01-04 | Alibaba (China) Co., Ltd. | Deriving bi-prediction with coding unit-level weight indices for merge candidates |
WO2024080747A1 (fr) * | 2022-10-11 | 2024-04-18 | 한국전자통신연구원 | Procédé et appareil de codage/décodage d'image, et support d'enregistrement |
Family Cites Families (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7627037B2 (en) | 2004-02-27 | 2009-12-01 | Microsoft Corporation | Barbell lifting for multi-layer wavelet coding |
KR101246915B1 (ko) * | 2005-04-18 | 2013-03-25 | 삼성전자주식회사 | 동영상 부호화 또는 복호화 방법 및 장치 |
EP1997318A4 (fr) * | 2006-03-22 | 2011-04-06 | Korea Electronics Telecomm | Procede et appareil destines a coder et a decoder un changement d'eclairage compense |
US8254455B2 (en) * | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
BRPI0818444A2 (pt) * | 2007-10-12 | 2016-10-11 | Qualcomm Inc | codificação adaptativa de informação de cabeçalho de bloco de vídeo |
JP2011509631A (ja) | 2008-01-11 | 2011-03-24 | トムソン ライセンシング | ビデオおよび奥行きの符号化 |
US8208563B2 (en) * | 2008-04-23 | 2012-06-26 | Qualcomm Incorporated | Boundary artifact correction within video units |
US8339475B2 (en) | 2008-12-19 | 2012-12-25 | Qualcomm Incorporated | High dynamic range image combining |
US20110176611A1 (en) | 2010-01-15 | 2011-07-21 | Yu-Wen Huang | Methods for decoder-side motion vector derivation |
CN102215386B (zh) * | 2010-04-09 | 2013-03-27 | 华为技术有限公司 | 视频图像块处理方法及装置 |
EP2642755B1 (fr) | 2012-03-20 | 2018-01-03 | Dolby Laboratories Licensing Corporation | Codage vidéo multicouche échelonnable de complexité |
WO2014047893A1 (fr) | 2012-09-28 | 2014-04-03 | Intel Corporation | Prédiction d'échantillons de pixels inter-couches |
US10764592B2 (en) | 2012-09-28 | 2020-09-01 | Intel Corporation | Inter-layer residual prediction |
US9294777B2 (en) | 2012-12-30 | 2016-03-22 | Qualcomm Incorporated | Progressive refinement with temporal scalability support in video coding |
US9521425B2 (en) | 2013-03-19 | 2016-12-13 | Qualcomm Incorporated | Disparity vector derivation in 3D video coding for skip and direct modes |
CN105103556B (zh) * | 2013-04-10 | 2018-07-31 | 寰发股份有限公司 | 用于亮度补偿的双向预测的方法和装置 |
US9762927B2 (en) | 2013-09-26 | 2017-09-12 | Qualcomm Incorporated | Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC |
US9667996B2 (en) | 2013-09-26 | 2017-05-30 | Qualcomm Incorporated | Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC |
US9838712B2 (en) | 2014-03-17 | 2017-12-05 | Hfi Innovation Inc. | Method of signaling for depth-based block partitioning |
CN104301724B (zh) | 2014-10-17 | 2017-12-01 | 华为技术有限公司 | 视频处理方法、编码设备和解码设备 |
US11330284B2 (en) * | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
US10356416B2 (en) * | 2015-06-09 | 2019-07-16 | Qualcomm Incorporated | Systems and methods of determining illumination compensation status for video coding |
US10887597B2 (en) * | 2015-06-09 | 2021-01-05 | Qualcomm Incorporated | Systems and methods of determining illumination compensation parameters for video coding |
CN108028939B (zh) * | 2015-09-02 | 2021-10-15 | 联发科技股份有限公司 | 用于视频编解码的解码器侧的运动推导的方法和装置 |
WO2017084512A1 (fr) * | 2015-11-20 | 2017-05-26 | Mediatek Inc. | Procédé et appareil de prédiction de vecteur de mouvement ou de dérivation de candidat à la fusion lors d'un codage vidéo |
WO2017197146A1 (fr) * | 2016-05-13 | 2017-11-16 | Vid Scale, Inc. | Systèmes et procédés de prédiction généralisée à hypothèses multiples pour le codage vidéo |
US20170339405A1 (en) * | 2016-05-20 | 2017-11-23 | Arris Enterprises Llc | System and method for intra coding |
US11638027B2 (en) * | 2016-08-08 | 2023-04-25 | Hfi Innovation, Inc. | Pattern-based motion vector derivation for video coding |
US9832351B1 (en) | 2016-09-09 | 2017-11-28 | Cisco Technology, Inc. | Reduced complexity video filtering using stepped overlapped transforms |
WO2018048265A1 (fr) * | 2016-09-11 | 2018-03-15 | 엘지전자 주식회사 | Procédé et appareil de traitement de signal vidéo au moyen d'un vecteur de mouvement de flux optique amélioré |
CN110100440B (zh) * | 2016-12-22 | 2023-04-25 | 株式会社Kt | 一种用于对视频进行解码、编码的方法 |
CN110115032B (zh) * | 2016-12-22 | 2021-07-20 | 联发科技股份有限公司 | 用于视频编解码的运动细化的方法以及装置 |
US10750203B2 (en) * | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
US10911761B2 (en) * | 2016-12-27 | 2021-02-02 | Mediatek Inc. | Method and apparatus of bilateral template MV refinement for video coding |
US20180192071A1 (en) * | 2017-01-05 | 2018-07-05 | Mediatek Inc. | Decoder-side motion vector restoration for video coding |
US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
US10523964B2 (en) * | 2017-03-13 | 2019-12-31 | Qualcomm Incorporated | Inter prediction refinement based on bi-directional optical flow (BIO) |
US10701390B2 (en) * | 2017-03-14 | 2020-06-30 | Qualcomm Incorporated | Affine motion information derivation |
US10491917B2 (en) * | 2017-03-22 | 2019-11-26 | Qualcomm Incorporated | Decoder-side motion vector derivation |
US10595035B2 (en) * | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
CN117014631A (zh) * | 2017-04-27 | 2023-11-07 | 松下电器(美国)知识产权公司 | 解码装置、编码装置以及非暂时性记录介质 |
US20180332298A1 (en) * | 2017-05-10 | 2018-11-15 | Futurewei Technologies, Inc. | Bidirectional Prediction In Video Compression |
US10904565B2 (en) * | 2017-06-23 | 2021-01-26 | Qualcomm Incorporated | Memory-bandwidth-efficient design for bi-directional optical flow (BIO) |
US10477237B2 (en) * | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
US11750832B2 (en) * | 2017-11-02 | 2023-09-05 | Hfi Innovation Inc. | Method and apparatus for video coding |
WO2019131807A1 (fr) | 2017-12-29 | 2019-07-04 | Sharp Kabushiki Kaisha | Systèmes et procédés de partitionnement de blocs vidéo pour codage vidéo |
US11265551B2 (en) * | 2018-01-18 | 2022-03-01 | Qualcomm Incorporated | Decoder-side motion vector derivation |
US20190306502A1 (en) | 2018-04-02 | 2019-10-03 | Qualcomm Incorporated | System and method for improved adaptive loop filtering |
US10779002B2 (en) | 2018-04-17 | 2020-09-15 | Qualcomm Incorporated | Limitation of the MVP derivation based on decoder-side motion vector derivation |
WO2019234674A1 (fr) * | 2018-06-07 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Compensation de mouvement de nombre entier |
US10958934B2 (en) * | 2018-07-27 | 2021-03-23 | Tencent America LLC | History-based affine merge and motion vector prediction |
CN112956197A (zh) | 2018-10-22 | 2021-06-11 | 北京字节跳动网络技术有限公司 | 基于编解码信息的解码器侧运动矢量推导的限制 |
WO2020084460A1 (fr) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Dérivation de vecteur de mouvement côté décodeur en présence d'une prédiction à hypothèses multiples |
US20220038681A1 (en) * | 2018-11-05 | 2022-02-03 | Interdigital Vc Holdings, Inc. | Video encoding or decoding using block extension for overlapped block motion compensation |
MX2021004715A (es) | 2018-11-05 | 2021-06-04 | Beijing Bytedance Network Tech Co Ltd | Interpolacion para interprediccion con refinamiento. |
US11146810B2 (en) * | 2018-11-27 | 2021-10-12 | Qualcomm Incorporated | Decoder-side motion vector refinement |
JP2022515088A (ja) * | 2018-12-17 | 2022-02-17 | インターデイジタル ヴィーシー ホールディングス インコーポレイテッド | Mmvdおよびsmvdと動きモデルおよび予測モデルとの組み合わせ |
US11909977B2 (en) * | 2018-12-21 | 2024-02-20 | Vid Scale, Inc. | Methods, architectures, apparatuses and systems directed to improved linear model estimation for template based video coding |
WO2020164577A1 (fr) | 2019-02-14 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Application sélective d'outils d'affinement côté décodeur |
WO2020166897A1 (fr) * | 2019-02-14 | 2020-08-20 | 엘지전자 주식회사 | Procédé et dispositif d'inter-prédiction sur la base d'un dmvr |
-
2020
- 2020-02-14 WO PCT/CN2020/075232 patent/WO2020164577A1/fr active Application Filing
- 2020-02-14 WO PCT/CN2020/075235 patent/WO2020164580A1/fr unknown
- 2020-02-14 CN CN202080013771.8A patent/CN113424525B/zh active Active
- 2020-02-14 KR KR1020217024205A patent/KR102662449B1/ko active IP Right Grant
- 2020-02-14 CN CN202080013609.6A patent/CN113424538A/zh active Pending
- 2020-02-14 JP JP2021547084A patent/JP7263529B2/ja active Active
- 2020-02-14 CN CN202311433365.9A patent/CN117336505A/zh active Pending
- 2020-02-14 WO PCT/CN2020/075238 patent/WO2020164582A1/fr active Application Filing
- 2020-02-14 EP EP20755475.9A patent/EP3909239A4/fr active Pending
- 2020-02-14 WO PCT/CN2020/075226 patent/WO2020164575A1/fr active Application Filing
- 2020-02-14 CN CN202080000731.XA patent/CN111837395A/zh active Pending
- 2020-02-14 EP EP23210725.0A patent/EP4300953A3/fr active Pending
- 2020-02-14 CN CN202080013766.7A patent/CN113424533A/zh active Pending
-
2021
- 2021-05-19 US US17/324,432 patent/US11240531B2/en active Active
- 2021-05-19 US US17/324,482 patent/US11425417B2/en active Active
- 2021-08-10 US US17/398,903 patent/US20210368181A1/en active Pending
- 2021-08-13 US US17/401,438 patent/US20210377559A1/en active Pending
- 2021-12-21 US US17/557,454 patent/US11876932B2/en active Active
-
2023
- 2023-04-10 JP JP2023063135A patent/JP2023076744A/ja active Pending
Non-Patent Citations (5)
Title |
---|
ESENLIK (HUAWEI) S: "BoG report on CE9 decoder motion vector derivation related contributions", no. m47907, 25 March 2019 (2019-03-25), XP030212289, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/126_Geneva/wg11/m47907-JVET-N0815-v3-JVET-N0815-v3.zip JVET-N0815-v3.docx> [retrieved on 20190325] * |
LIU (BYTEDANCE) H ET AL: "CE9-related: Simplification of Decoder Side Motion Vector Derivation", no. m43027, 3 July 2018 (2018-07-03), XP030195752, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/123_Ljubljana/wg11/m43027-JVET-K0105-v1-JVET-K0105.zip JVET-K0105.docx> [retrieved on 20180703] * |
SETHURAMAN (ITTIAM) S: "CE9: Results of DMVR related Tests CE9.2.1 and CE9.2.2", no. m45412, 17 January 2019 (2019-01-17), XP030213201, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/125_Marrakech/wg11/m45412-JVET-M0147-v7-JVET-M0147-v7.zip JVET-M0147-v7.DOCX> [retrieved on 20190117] * |
SETHURAMAN(ITTIAM) S: "CE9: Test 9.2.6 (combines CE9.2.15/9.2.16 with elements of 9.1.4 and 9.2.5)", no. JVET-L0173, 5 October 2018 (2018-10-05), XP030194831, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0173-v3.zip JVET-L0173-v3.docx> [retrieved on 20181005] * |
XIAOYU XIU ET AL: "CE9-related: Complexity reduction and bit-width control for bi-directional optical flow (BIO)", no. JVET-L0256-v2; JVET-L0256, 8 October 2018 (2018-10-08), pages 1 - 15, XP030251694, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0256-v3.zip JVET-L0256-r2.docx> [retrieved on 20181008] * |
Also Published As
Publication number | Publication date |
---|---|
CN113424533A (zh) | 2021-09-21 |
CN113424525B (zh) | 2023-11-10 |
JP7263529B2 (ja) | 2023-04-24 |
CN117336505A (zh) | 2024-01-02 |
US11876932B2 (en) | 2024-01-16 |
KR20210121060A (ko) | 2021-10-07 |
US20210368181A1 (en) | 2021-11-25 |
US20210274211A1 (en) | 2021-09-02 |
US20210377559A1 (en) | 2021-12-02 |
EP3909239A4 (fr) | 2022-04-20 |
KR102662449B1 (ko) | 2024-04-30 |
JP2023076744A (ja) | 2023-06-01 |
EP3909239A1 (fr) | 2021-11-17 |
WO2020164577A1 (fr) | 2020-08-20 |
JP2022519883A (ja) | 2022-03-25 |
US11425417B2 (en) | 2022-08-23 |
CN113424538A (zh) | 2021-09-21 |
US11240531B2 (en) | 2022-02-01 |
WO2020164575A1 (fr) | 2020-08-20 |
WO2020164582A1 (fr) | 2020-08-20 |
CN111837395A (zh) | 2020-10-27 |
US20220116650A1 (en) | 2022-04-14 |
WO2020164580A1 (fr) | 2020-08-20 |
EP4300953A2 (fr) | 2024-01-03 |
CN113424525A (zh) | 2021-09-21 |
US20210274212A1 (en) | 2021-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP4300953A3 (fr) | Application sélective de taille d'outils de raffinage côté décodeur | |
EP4307671A3 (fr) | Héritage mv de sous-blocs entre des composants de couleur | |
EP4325849A3 (fr) | Procédé de coordination pour une inter-prédiction basée sur des sous-blocs | |
WO2017194312A3 (fr) | Procédé et appareil de codage vidéo avec découpage adaptatif | |
MX2021001670A (es) | Metodo de inter-prediccion basado en el vector de movimiento basado en el historial, y dispositivo para el mismo. | |
ZA202107295B (en) | Parameter derivation in cross component mode | |
EP4304181A3 (fr) | Utilisation de filtres d'interpolation pour prédire des vecteurs de mouvement sur la base d'un historique | |
EP4294007A3 (fr) | Procédé de codage d'image basé sur l'historique et appareil associé | |
MX2022004200A (es) | Interaccion entre remuestreo de imagen de referencia y herramientas de codificacion de video. | |
MX2021008916A (es) | Interacciones entre reformacion en bucle y herramientas de intercodificacion. | |
EP4018666A4 (fr) | Procédé de prédiction inter-trame basé sur la fusion avec un mode de différence de vecteurs de mouvement (mmvd), procédé de codage vidéo, dispositif et appareil associés | |
EP4336833A3 (fr) | Dispositif et procédé de traitement d'image | |
EP4236324A3 (fr) | Prédiction de vecteurs de mouvement dans le codage vidéo | |
EP4236163A3 (fr) | Procédé par lequel un terminal effectue une opération de liaison latérale dans un système de communication sans fil, et terminal utilisant le procédé | |
EP1773071A3 (fr) | Procédé et appareil de codage et décodage sans perte d'une séquence vidéo | |
WO2018008904A3 (fr) | Procédé et appareil de traitement de signal vidéo | |
EP1515563A3 (fr) | Systèmes et procédures de selection de modes dans un codeur vidéo | |
EP1796395A3 (fr) | Procédé et dispositif pour le codage et le décodage d'images par une prédiction de type intra | |
EP2009927A3 (fr) | Procédé d'extraction de vecteurs de mouvement en mode direct | |
EP2268037A3 (fr) | Méthode et dispositif de codage vidéo, méthode et dispositif de décodage vidéo, et programme de codage et décodage vidéo | |
EP4032291A4 (fr) | Procédé d'acquisition de vecteurs de mouvement, procédé de prédiction et dispositif | |
EP1437896A3 (fr) | Méthode et appareil pour améliorer la compréssion d'images MPEG | |
MY197611A (en) | Apparatus and method for video motion compensation | |
WO2019059575A3 (fr) | Procédé de codage et de décodage d'informations de mouvement et appareil de codage et de décodage d'informations de mouvement | |
EP4283999A3 (fr) | Procédé de décodage vidéo et décodeur vidéo |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20231117 |
|
AC | Divisional application: reference to earlier application |
Ref document number: 3909239 Country of ref document: EP Kind code of ref document: P |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04N 19/00 20140101AFI20240131BHEP |